462 lines
18 KiB
Go
462 lines
18 KiB
Go
// Copyright 2016 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package perfschema
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import (
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"github.com/juju/errors"
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"github.com/pingcap/tidb/kv"
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"github.com/pingcap/tidb/meta"
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"github.com/pingcap/tidb/meta/autoid"
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"github.com/pingcap/tidb/model"
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"github.com/pingcap/tidb/mysql"
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"github.com/pingcap/tidb/table"
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"github.com/pingcap/tidb/table/tables"
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"github.com/pingcap/tidb/util/charset"
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"github.com/pingcap/tidb/util/types"
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)
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type columnInfo struct {
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tp byte
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size int
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flag uint
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deflt interface{}
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elems []string
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}
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var setupActorsCols = []columnInfo{
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{mysql.TypeString, 60, mysql.NotNullFlag, `%`, nil},
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{mysql.TypeString, 32, mysql.NotNullFlag, `%`, nil},
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{mysql.TypeString, 16, mysql.NotNullFlag, `%`, nil},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, "YES", []string{"YES", "NO"}},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, "YES", []string{"YES", "NO"}},
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}
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var setupObjectsCols = []columnInfo{
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{mysql.TypeEnum, -1, mysql.NotNullFlag, "TABLE", []string{"EVENT", "FUNCTION", "TABLE"}},
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{mysql.TypeVarchar, 64, 0, `%`, nil},
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{mysql.TypeVarchar, 64, mysql.NotNullFlag, `%`, nil},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, "YES", []string{"YES", "NO"}},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, "YES", []string{"YES", "NO"}},
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}
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var setupInstrumentsCols = []columnInfo{
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{mysql.TypeVarchar, 128, mysql.NotNullFlag, nil, nil},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, nil, []string{"YES", "NO"}},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, nil, []string{"YES", "NO"}},
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}
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var setupConsumersCols = []columnInfo{
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{mysql.TypeVarchar, 64, mysql.NotNullFlag, nil, nil},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, nil, []string{"YES", "NO"}},
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}
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var setupTimersCols = []columnInfo{
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{mysql.TypeVarchar, 64, mysql.NotNullFlag, nil, nil},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, nil, []string{"NANOSECOND", "MICROSECOND", "MILLISECOND"}},
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}
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var stmtsCurrentCols = []columnInfo{
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeVarchar, 128, mysql.NotNullFlag, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLongBlob, -1, 0, nil, nil},
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{mysql.TypeVarchar, 32, 0, nil, nil},
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{mysql.TypeLongBlob, -1, 0, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLong, 11, 0, nil, nil},
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{mysql.TypeVarchar, 5, 0, nil, nil},
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{mysql.TypeVarchar, 128, 0, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeEnum, -1, 0, nil, []string{"TRANSACTION", "STATEMENT", "STAGE"}},
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{mysql.TypeLong, 11, 0, nil, nil},
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}
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var preparedStmtsInstancesCols = []columnInfo{
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeLongBlob, -1, mysql.NotNullFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeEnum, -1, 0, nil, []string{"EVENT", "FUNCTION", "TABLE"}},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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}
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var transCurrentCols = []columnInfo{
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeVarchar, 128, mysql.NotNullFlag, nil, nil},
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{mysql.TypeEnum, -1, 0, nil, []string{"ACTIVE", "COMMITTED", "ROLLED BACK"}},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeLong, 11, 0, nil, nil},
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{mysql.TypeVarchar, 130, 0, nil, nil},
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{mysql.TypeVarchar, 130, 0, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeEnum, -1, 0, nil, []string{"READ ONLY", "READ WRITE"}},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeEnum, -1, mysql.NotNullFlag, nil, []string{"YES", "NO"}},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeEnum, -1, 0, nil, []string{"TRANSACTION", "STATEMENT", "STAGE"}},
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}
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var stagesCurrentCols = []columnInfo{
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.NotNullFlag | mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeVarchar, 128, mysql.NotNullFlag, nil, nil},
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{mysql.TypeVarchar, 64, 0, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeLonglong, 20, mysql.UnsignedFlag, nil, nil},
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{mysql.TypeEnum, -1, 0, nil, []string{"TRANSACTION", "STATEMENT", "STAGE"}},
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}
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func setColumnID(meta *model.TableInfo, store kv.Storage) error {
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var err error
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for _, c := range meta.Columns {
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c.ID, err = genGlobalID(store)
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if err != nil {
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return errors.Trace(err)
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}
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}
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return nil
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}
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func genGlobalID(store kv.Storage) (int64, error) {
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var globalID int64
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err := kv.RunInNewTxn(store, true, func(txn kv.Transaction) error {
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var err error
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globalID, err = meta.NewMeta(txn).GenGlobalID()
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return errors.Trace(err)
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})
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return globalID, errors.Trace(err)
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}
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func createMemoryTable(meta *model.TableInfo, alloc autoid.Allocator) (table.Table, error) {
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tbl, _ := tables.MemoryTableFromMeta(alloc, meta)
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return tbl, nil
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}
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func (ps *perfSchema) buildTables() error {
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tbls := make([]*model.TableInfo, 0, len(ps.tables))
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ps.mTables = make(map[string]table.Table, len(ps.tables))
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dbID, err := genGlobalID(ps.store)
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if err != nil {
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return errors.Trace(err)
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}
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// Set PKIsHandle
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// TableStmtsCurrent use THREAD_ID as PK and handle
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tb := ps.tables[TableStmtsHistory]
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tb.PKIsHandle = true
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tb.Columns[0].Flag = tb.Columns[0].Flag | mysql.PriKeyFlag
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var tbl table.Table
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for name, meta := range ps.tables {
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tbls = append(tbls, meta)
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meta.ID, err = genGlobalID(ps.store)
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if err != nil {
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return errors.Trace(err)
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}
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err = setColumnID(meta, ps.store)
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if err != nil {
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return errors.Trace(err)
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}
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alloc := autoid.NewMemoryAllocator(dbID)
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tbl, err = createMemoryTable(meta, alloc)
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if err != nil {
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return errors.Trace(err)
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}
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ps.mTables[name] = tbl
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}
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ps.dbInfo = &model.DBInfo{
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ID: dbID,
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Name: model.NewCIStr(Name),
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Charset: mysql.DefaultCharset,
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Collate: mysql.DefaultCollationName,
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Tables: tbls,
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}
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return nil
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}
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func (ps *perfSchema) buildModel(tbName string, colNames []string, cols []columnInfo) {
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rcols := make([]*model.ColumnInfo, len(cols))
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for i, col := range cols {
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var ci *model.ColumnInfo
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if col.elems == nil {
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ci = buildUsualColumnInfo(i, colNames[i], col.tp, col.size, col.flag, col.deflt)
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} else {
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ci = buildEnumColumnInfo(i, colNames[i], col.elems, col.flag, col.deflt)
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}
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rcols[i] = ci
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}
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ps.tables[tbName] = &model.TableInfo{
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Name: model.NewCIStr(tbName),
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Charset: "utf8",
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Collate: "utf8",
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Columns: rcols,
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}
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}
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func buildUsualColumnInfo(offset int, name string, tp byte, size int, flag uint, def interface{}) *model.ColumnInfo {
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mCharset := charset.CharsetBin
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mCollation := charset.CharsetBin
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if tp == mysql.TypeString || tp == mysql.TypeVarchar || tp == mysql.TypeBlob || tp == mysql.TypeLongBlob {
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mCharset = mysql.DefaultCharset
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mCollation = mysql.DefaultCollationName
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}
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if def == nil {
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flag |= mysql.NoDefaultValueFlag
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}
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// TODO: does TypeLongBlob need size?
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fieldType := types.FieldType{
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Charset: mCharset,
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Collate: mCollation,
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Tp: tp,
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Flen: size,
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Flag: uint(flag),
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}
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colInfo := &model.ColumnInfo{
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Name: model.NewCIStr(name),
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Offset: offset,
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FieldType: fieldType,
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DefaultValue: def,
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State: model.StatePublic,
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}
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return colInfo
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}
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func buildEnumColumnInfo(offset int, name string, elems []string, flag uint, def interface{}) *model.ColumnInfo {
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mCharset := charset.CharsetBin
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mCollation := charset.CharsetBin
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if def == nil {
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flag |= mysql.NoDefaultValueFlag
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}
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fieldType := types.FieldType{
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Charset: mCharset,
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Collate: mCollation,
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Tp: mysql.TypeEnum,
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Flag: uint(flag),
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Elems: elems,
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}
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colInfo := &model.ColumnInfo{
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Name: model.NewCIStr(name),
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Offset: offset,
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FieldType: fieldType,
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DefaultValue: def,
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State: model.StatePublic,
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}
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return colInfo
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}
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func (ps *perfSchema) initRecords(tbName string, records [][]types.Datum) error {
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tbl, ok := ps.mTables[tbName]
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if !ok {
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return errors.Errorf("Unknown PerformanceSchema table: %s", tbName)
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}
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for _, rec := range records {
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_, err := tbl.AddRecord(nil, rec)
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if err != nil {
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return errors.Trace(err)
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}
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}
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return nil
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}
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var setupTimersRecords [][]types.Datum
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func (ps *perfSchema) initialize() (err error) {
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ps.tables = make(map[string]*model.TableInfo)
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allColDefs := [][]columnInfo{
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setupActorsCols,
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setupObjectsCols,
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setupInstrumentsCols,
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setupConsumersCols,
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setupTimersCols,
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stmtsCurrentCols,
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stmtsCurrentCols, // same as above
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stmtsCurrentCols, // same as above
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preparedStmtsInstancesCols,
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transCurrentCols,
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transCurrentCols, // same as above
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transCurrentCols, // same as above
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stagesCurrentCols,
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stagesCurrentCols, // same as above
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stagesCurrentCols, // same as above
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}
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allColNames := [][]string{
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ColumnSetupActors,
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ColumnSetupObjects,
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ColumnSetupInstruments,
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ColumnSetupConsumers,
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ColumnSetupTimers,
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ColumnStmtsCurrent,
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ColumnStmtsHistory,
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ColumnStmtsHistoryLong,
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ColumnPreparedStmtsInstances,
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ColumnStmtsCurrent,
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ColumnStmtsHistory,
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ColumnStmtsHistoryLong,
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ColumnStagesCurrent,
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ColumnStagesHistory,
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ColumnStagesHistoryLong,
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}
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// initialize all table, column and result field definitions
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for i, def := range allColDefs {
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ps.buildModel(PerfSchemaTables[i], allColNames[i], def)
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}
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err = ps.buildTables()
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if err != nil {
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return errors.Trace(err)
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}
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setupActorsRecords := [][]types.Datum{
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types.MakeDatums(`%`, `%`, `%`, mysql.Enum{Name: "YES", Value: 1}, mysql.Enum{Name: "YES", Value: 1}),
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}
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err = ps.initRecords(TableSetupActors, setupActorsRecords)
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if err != nil {
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return errors.Trace(err)
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}
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setupObjectsRecords := [][]types.Datum{
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types.MakeDatums(mysql.Enum{Name: "EVENT", Value: 1}, "mysql", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
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types.MakeDatums(mysql.Enum{Name: "EVENT", Value: 1}, "performance_schema", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
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types.MakeDatums(mysql.Enum{Name: "EVENT", Value: 1}, "information_schema", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
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types.MakeDatums(mysql.Enum{Name: "EVENT", Value: 1}, `%`, `%`, mysql.Enum{Name: "YES", Value: 1}, mysql.Enum{Name: "YES", Value: 1}),
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types.MakeDatums(mysql.Enum{Name: "FUNCTION", Value: 2}, "mysql", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums(mysql.Enum{Name: "FUNCTION", Value: 2}, "performance_schema", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums(mysql.Enum{Name: "FUNCTION", Value: 2}, "information_schema", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums(mysql.Enum{Name: "FUNCTION", Value: 2}, `%`, `%`, mysql.Enum{Name: "YES", Value: 1}, mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums(mysql.Enum{Name: "TABLE", Value: 3}, "mysql", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums(mysql.Enum{Name: "TABLE", Value: 3}, "performance_schema", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums(mysql.Enum{Name: "TABLE", Value: 3}, "information_schema", `%`, mysql.Enum{Name: "NO", Value: 2}, mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums(mysql.Enum{Name: "TABLE", Value: 3}, `%`, `%`, mysql.Enum{Name: "YES", Value: 1}, mysql.Enum{Name: "YES", Value: 1}),
|
|
}
|
|
err = ps.initRecords(TableSetupObjects, setupObjectsRecords)
|
|
if err != nil {
|
|
return errors.Trace(err)
|
|
}
|
|
|
|
setupConsumersRecords := [][]types.Datum{
|
|
types.MakeDatums("events_stages_current", mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums("events_stages_history", mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums("events_stages_history_long", mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums("events_statements_current", mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums("events_statements_history", mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums("events_statements_history_long", mysql.Enum{Name: "NO", Value: 2}),
|
|
types.MakeDatums("events_transactions_current", mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums("events_transactions_history", mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums("events_transactions_history_long", mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums("global_instrumentation", mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums("thread_instrumentation", mysql.Enum{Name: "YES", Value: 1}),
|
|
types.MakeDatums("statements_digest", mysql.Enum{Name: "YES", Value: 1}),
|
|
}
|
|
err = ps.initRecords(TableSetupConsumers, setupConsumersRecords)
|
|
if err != nil {
|
|
return errors.Trace(err)
|
|
}
|
|
|
|
setupTimersRecords = [][]types.Datum{
|
|
types.MakeDatums("stage", mysql.Enum{Name: "NANOSECOND", Value: 1}),
|
|
types.MakeDatums("statement", mysql.Enum{Name: "NANOSECOND", Value: 1}),
|
|
types.MakeDatums("transaction", mysql.Enum{Name: "NANOSECOND", Value: 1}),
|
|
}
|
|
err = ps.initRecords(TableSetupTimers, setupTimersRecords)
|
|
if err != nil {
|
|
return errors.Trace(err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (ps *perfSchema) GetDBMeta() *model.DBInfo {
|
|
return ps.dbInfo
|
|
}
|
|
|
|
func (ps *perfSchema) GetTable(name string) (table.Table, bool) {
|
|
tbl, ok := ps.mTables[name]
|
|
return tbl, ok
|
|
}
|